34133121240 has 32 divisors (see below), whose sum is σ = 102399364080. Its totient is φ = 9102165632.

The previous prime is 34133121221. The next prime is 34133121247. The reversal of 34133121240 is 4212133143.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 34133121240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34133121247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142221219 + ... + 142221458.

Almost surely, 2^34133121240 is an apocalyptic number.

34133121240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34133121240 is an abundant number, since it is smaller than the sum of its proper divisors (68266242840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34133121240 is a wasteful number, since it uses less digits than its factorization.

34133121240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284442691 (or 284442687 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 34133121240 its reverse (4212133143), we get a palindrome (38345254383).

The spelling of 34133121240 in words is "thirty-four billion, one hundred thirty-three million, one hundred twenty-one thousand, two hundred forty".